diff --git a/compose/docker-compose-fixturenet-eth.yml b/compose/docker-compose-fixturenet-eth.yml
index ad79814c..00377d21 100644
--- a/compose/docker-compose-fixturenet-eth.yml
+++ b/compose/docker-compose-fixturenet-eth.yml
@@ -8,9 +8,6 @@ services:
     environment:
       RUN_BOOTNODE: "true"
     image: cerc/fixturenet-eth-geth:local
-    networks:
-      fixturenet-eth-net:
-        ipv4_address: 172.16.254.10
 
   fixturenet-eth-geth-1:
     hostname: fixturenet-eth-geth-1
@@ -21,8 +18,6 @@ services:
       - fixturenet-eth-bootnode-geth
     ports:
       - "8545"
-    networks:
-      fixturenet-eth-net:
 
   fixturenet-eth-geth-2:
     hostname: fixturenet-eth-geth-2
@@ -31,17 +26,12 @@ services:
     image: cerc/fixturenet-eth-geth:local
     depends_on:
       - fixturenet-eth-bootnode-geth
-    networks:
-      fixturenet-eth-net:
 
   fixturenet-eth-bootnode-lighthouse:
     hostname: fixturenet-eth-bootnode-lighthouse
     environment:
       RUN_BOOTNODE: "true"
     image: cerc/fixturenet-eth-lighthouse:local
-    networks:
-      fixturenet-eth-net:
-        ipv4_address: 172.16.254.11
 
   fixturenet-eth-lighthouse-1:
     hostname: fixturenet-eth-lighthouse-1
@@ -57,8 +47,6 @@ services:
       - fixturenet-eth-geth-1
     ports:
       - "8001"
-    networks:
-      fixturenet-eth-net:
   
   fixturenet-eth-lighthouse-2:
     hostname: fixturenet-eth-lighthouse-2
@@ -73,14 +61,3 @@ services:
     depends_on:
       - fixturenet-eth-bootnode-lighthouse
       - fixturenet-eth-geth-2
-    networks:
-      fixturenet-eth-net:
-
-networks:
-  # When the bootnode ENR is generated during the build, it requires a specific IP.
-  # The easiest way to do that is to use a private network.
-  fixturenet-eth-net:
-    driver: bridge
-    ipam:
-      config:
-      - subnet: 172.16.254.0/28
diff --git a/config/fixturenet-eth/fixturenet-eth.env b/config/fixturenet-eth/fixturenet-eth.env
index c4088e69..8cb2bf4b 100644
--- a/config/fixturenet-eth/fixturenet-eth.env
+++ b/config/fixturenet-eth/fixturenet-eth.env
@@ -7,5 +7,4 @@ ENODE="enode://af22c29c316ad069cf48a09a4ad5cf04a251b411e45098888d114c6dd7f489a13
 # JWT shared by geth and lighthouse for authentication.
 JWT="0x6cdcac3501046a08e186730dd8bd136cfaf0fdc1fc955f6e15ad3068c0ff2af0"
 
-# Should match the definition of fixturenet-eth-net.
-NETRESTRICT="172.16.254.0/28"
+ENR_URL="http://fixturenet-eth-bootnode-lighthouse:3000/bootnode/enr.dat"
diff --git a/container-build/cerc-fixturenet-eth-geth/genesis/accounts/mnemonic_to_csv.py b/container-build/cerc-fixturenet-eth-geth/genesis/accounts/mnemonic_to_csv.py
index 730426bd..365c3775 100644
--- a/container-build/cerc-fixturenet-eth-geth/genesis/accounts/mnemonic_to_csv.py
+++ b/container-build/cerc-fixturenet-eth-geth/genesis/accounts/mnemonic_to_csv.py
@@ -12,6 +12,6 @@ if len(sys.argv) > 1:
 with open(testnet_config_path) as stream:
     data = yaml.safe_load(stream)
 
-for key, value in data['eth1_premine'].items():
+for key, value in data['el_premine'].items():
     acct = w3.eth.account.from_mnemonic(data['mnemonic'], account_path=key, passphrase='')
     print("%s,%s,%s" % (key, acct.address, acct.key.hex()))
diff --git a/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh b/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
index 5eeeba51..0070707d 100755
--- a/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
+++ b/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+set -e
 
 # See: https://github.com/skylenet/ethereum-genesis-generator/blob/master/entrypoint.sh
 
@@ -8,5 +9,7 @@ mkdir -p ../build/el
 tmp_dir=$(mktemp -d -t ci-XXXXXXXXXX)
 envsubst < el-config.yaml > $tmp_dir/genesis-config.yaml
 
-python3 /apps/el-gen/genesis_geth.py $tmp_dir/genesis-config.yaml   > ../build/el/geth.json
+ttd=`cat $tmp_dir/genesis-config.yaml | grep terminal_total_difficulty | awk '{ print $2 }'`
+
+python3 /apps/el-gen/genesis_geth.py $tmp_dir/genesis-config.yaml | jq ".config.terminalTotalDifficulty=$ttd" > ../build/el/geth.json
 python3 ../accounts/mnemonic_to_csv.py $tmp_dir/genesis-config.yaml > ../build/el/accounts.csv
diff --git a/container-build/cerc-fixturenet-eth-geth/genesis/el/el-config.yaml b/container-build/cerc-fixturenet-eth-geth/genesis/el/el-config.yaml
index 7beb9c80..ed8d4885 100644
--- a/container-build/cerc-fixturenet-eth-geth/genesis/el/el-config.yaml
+++ b/container-build/cerc-fixturenet-eth-geth/genesis/el/el-config.yaml
@@ -1,17 +1,16 @@
 mnemonic: "viable ketchup woman library opinion copy rhythm attend rose knock penalty practice photo bundle budget dentist enter round bind holiday useful arch danger lobster"
-eth1_premine:
+el_premine:
   "m/44'/60'/0'/0/0": 10000000ETH
   "m/44'/60'/0'/0/1": 10000000ETH
   "m/44'/60'/0'/0/2": 10000000ETH
   "m/44'/60'/0'/0/3": 10000000ETH
   "m/44'/60'/0'/0/4": 10000000ETH
   "m/44'/60'/0'/0/5": 10000000ETH
-eth1_premine_addrs: {}
+el_premine_addrs: {}
 chain_id: 1212
 deposit_contract_address: "0x1212121212121212121212121212121212121212"
-eth1_genesis_timestamp: 0
-terminal_total_difficulty: 10000000
-mergeForkBlock: 100
+genesis_timestamp: 0
+terminal_total_difficulty: 1000
 
 clique:
   enabled: false
diff --git a/container-build/cerc-fixturenet-eth-geth/run-el.sh b/container-build/cerc-fixturenet-eth-geth/run-el.sh
index 84ff72f4..b6d0ce83 100755
--- a/container-build/cerc-fixturenet-eth-geth/run-el.sh
+++ b/container-build/cerc-fixturenet-eth-geth/run-el.sh
@@ -2,6 +2,7 @@
 
 ETHERBASE=`cat /opt/testnet/build/el/accounts.csv | head -1 | cut -d',' -f2`
 NETWORK_ID=`cat /opt/testnet/el/el-config.yaml | grep 'chain_id' | awk '{ print $2 }'`
+NETRESTRICT=`ip addr | grep inet | grep -v '127.0' | awk '{print $2}'`
 
 if [ "true" == "$RUN_BOOTNODE" ]; then 
     geth \
@@ -29,6 +30,9 @@ else
       --authrpc.jwtsecret="/opt/testnet/build/el/jwtsecret" \
       --networkid=${NETWORK_ID} \
       --netrestrict="${NETRESTRICT}" \
+      --gcmode archive \
+      --txlookuplimit=0 \
+      --cache.preimages \
       --syncmode=full \
       --mine \
       --miner.threads=1 \
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/beacon_node.sh b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/beacon_node.sh
index 026d40e1..6fa1d8d4 100755
--- a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/beacon_node.sh
+++ b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/beacon_node.sh
@@ -10,7 +10,7 @@ set -Eeuo pipefail
 source ./vars.env
 
 SUBSCRIBE_ALL_SUBNETS=
-DEBUG_LEVEL=${DEBUG_LEVEL:-info}
+DEBUG_LEVEL=${DEBUG_LEVEL:-debug}
 
 # Get positional arguments
 data_dir=$DATADIR/node_${NODE_NUMBER}
@@ -18,9 +18,6 @@ network_port=9001
 http_port=8001
 authrpc_port=8551
 
-ENR=`cat $DATADIR/bootnode/enr.dat`
-ENR_IP=`ip addr | grep 172 | awk '{print $2}' | cut -d '/' -f1`
-
 exec lighthouse \
   --debug-level $DEBUG_LEVEL \
   bn \
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/bootnode.sh b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/bootnode.sh
index 50d460fc..f6f5cc73 100755
--- a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/bootnode.sh
+++ b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/bootnode.sh
@@ -13,6 +13,22 @@ DEBUG_LEVEL=${1:-info}
 
 echo "Starting bootnode"
 
+if [ ! -f "$DATADIR/bootnode/enr.dat" ]; then
+  echo "Generating bootnode enr"
+  lcli \
+    generate-bootnode-enr \
+    --ip $ENR_IP \
+    --udp-port $BOOTNODE_PORT \
+    --tcp-port $BOOTNODE_PORT \
+    --genesis-fork-version $GENESIS_FORK_VERSION \
+    --output-dir $DATADIR/bootnode
+
+    bootnode_enr=`cat $DATADIR/bootnode/enr.dat`
+    echo "- $bootnode_enr" > $TESTNET_DIR/boot_enr.yaml
+    
+    echo "Generated bootnode enr and written to $TESTNET_DIR/boot_enr.yaml"
+fi
+
 exec lighthouse boot_node \
     --testnet-dir $TESTNET_DIR \
     --port $BOOTNODE_PORT \
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/build_cl.sh b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/build_cl.sh
index 32b3e6f4..92018d7a 100755
--- a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/build_cl.sh
+++ b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/build_cl.sh
@@ -57,18 +57,3 @@ lcli \
   $GENESIS_VALIDATOR_COUNT
 
 echo Created genesis state in $TESTNET_DIR
-
-echo "Generating bootnode enr"
-
-lcli \
-  generate-bootnode-enr \
-  --ip $BOOTNODE_IP \
-  --udp-port $BOOTNODE_PORT \
-  --tcp-port $BOOTNODE_PORT \
-  --genesis-fork-version $GENESIS_FORK_VERSION \
-  --output-dir $DATADIR/bootnode
-
-bootnode_enr=`cat $DATADIR/bootnode/enr.dat`
-echo "- $bootnode_enr" > $TESTNET_DIR/boot_enr.yaml
-
-echo "Generated bootnode enr and written to $TESTNET_DIR/boot_enr.yaml"
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
index b7e2a939..d68cbdcc 100644
--- a/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
+++ b/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
@@ -4,6 +4,8 @@ DATADIR=${DATADIR:-../build/cl}
 # Directory for the eth2 config
 TESTNET_DIR=${TESTNET_DIR:-$DATADIR/testnet}
 JWTSECRET=${JWTSECRET:-$DATADIR/jwtsecret}
+ENR=${ENR:="SET_AT_RUNTIME"}
+ENR_IP=`ip addr | grep inet | grep -v '127.0.0.1' | sort | head -1 | awk '{print $2}' | cut -d '/' -f1`
 
 GENESIS_FORK_VERSION=${GENESIS_FORK_VERSION:-0x12121212}
 
@@ -22,12 +24,11 @@ VC_COUNT=${VC_COUNT:-$BN_COUNT}
 GENESIS_DELAY=${GENESIS_DELAY:-0}
 
 # Port for P2P communication with bootnode
-BOOTNODE_IP=${BOOTNODE_IP:-172.16.254.11}
 BOOTNODE_PORT=${BOOTNODE_PORT:-4242}
 
 # Hard fork configuration
-ALTAIR_FORK_EPOCH=${ALTAIR_FORK_EPOCH:-1}
-MERGE_FORK_EPOCH=${MERGE_FORK_EPOCH:-2}
+ALTAIR_FORK_EPOCH=${ALTAIR_FORK_EPOCH:-0}
+MERGE_FORK_EPOCH=${MERGE_FORK_EPOCH:-0}
 
 # Spec version (mainnet or minimal)
 SPEC_PRESET=${SPEC_PRESET:-mainnet}
@@ -43,10 +44,11 @@ VC_ARGS=${VC_ARGS:-""}
 
 EXECUTION_ENDPOINT=${EXECUTION_ENDPOINT:-http://localhost:8551}
 
+ETH1_GENESIS_JSON=${ETH1_GENESIS_JSON:-"../build/el/geth.json"}
 ETH1_CONFIG_YAML=${ETH1_CONFIG_YAML:-"../el/el-config.yaml"}
 
-ETH1_CHAIN_ID=${ETH1_CHAIN_ID:-`cat $ETH1_CONFIG_YAML | grep 'chain_id' | awk '{ print $2 }'`}
-ETH1_TTD=${ETH1_TTD:-`cat $ETH1_CONFIG_YAML | grep 'terminal_total_difficulty' | awk '{ print $2 }'`}
+ETH1_CHAIN_ID=${ETH1_CHAIN_ID:-`cat $ETH1_GENESIS_JSON | jq -r '.config.chainId'`}
+ETH1_TTD=${ETH1_TTD:-`cat $ETH1_GENESIS_JSON | jq -r '.config.terminalTotalDifficulty'`}
 ETH1_DEPOSIT_CONTRACT_ADDRESS=${ETH1_DEPOSIT_CONTRACT_ADDRESS:-`cat $ETH1_CONFIG_YAML | grep 'deposit_contract_address' | awk '{ print $2 }' | sed 's/"//g'`}
 ETH1_DEPOSIT_CONTRACT_BLOCK=${ETH1_DEPOSIT_CONTRACT_BLOCK:-0x0}
 SUGGESTED_FEE_RECIPIENT=`cat ../build/el/accounts.csv | head -1 | cut -d',' -f2`
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/run-cl.sh b/container-build/cerc-fixturenet-eth-lighthouse/run-cl.sh
index 9e7c653e..07346e58 100755
--- a/container-build/cerc-fixturenet-eth-lighthouse/run-cl.sh
+++ b/container-build/cerc-fixturenet-eth-lighthouse/run-cl.sh
@@ -1,18 +1,22 @@
 #!/bin/bash
 
 if [ "true" == "$RUN_BOOTNODE" ]; then 
+    cd /opt/testnet/build/cl
+    python3 -m http.server 3000 &
+
+
     cd /opt/testnet/cl
     ./bootnode.sh 2>&1 | tee /var/log/lighthouse_bootnode.log
 else
     while [ 1 -eq 1 ]; do
-      echo "Waiting on DAG ..."
+      echo "Waiting on geth ..."
       sleep 5
       result=`wget --no-check-certificate --quiet \
         -O - \
         --method POST \
         --timeout=0 \
         --header 'Content-Type: application/json' \
-        --body-data '{ "jsonrpc": "2.0", "id": 1, "method": "eth_getBlockByNumber", "params": ["0x3", false] }' "${ETH1_ENDPOINT:-localhost:8545}" | jq -r '.result'`
+        --body-data '{ "jsonrpc": "2.0", "id": 1, "method": "eth_blockNumber", "params": [] }' "${ETH1_ENDPOINT:-localhost:8545}" | jq -r '.result'`
        if [ ! -z "$result" ] && [ "null" != "$result" ]; then
            break
        fi
@@ -34,6 +38,18 @@ else
         done
     fi
 
+    if [ ! -z "$ENR_URL" ]; then
+        while [ 1 -eq 1 ]; do
+            echo "Waiting on ENR for boot node..."
+            sleep 5
+            result=`wget --no-check-certificate --quiet -O - --timeout=0 $ENR_URL`
+            if [ ! -z "$result" ]; then
+              export ENR="$result"
+              break;
+            fi
+        done
+    fi
+
     export JWTSECRET="/opt/testnet/build/cl/jwtsecret"
     echo -n "$JWT" > $JWTSECRET
 
diff --git a/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh b/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh
new file mode 100755
index 00000000..e02fc14b
--- /dev/null
+++ b/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+STATUSES=("geth to generate DAG" "beacon phase0" "beacon altair" "beacon bellatrix pre-merge" "beacon bellatrix merge")
+STATUS=0
+
+
+LIGHTHOUSE_BASE_URL=${LIGHTHOUSE_BASE_URL}
+GETH_BASE_URL=${GETH_BASE_URL}
+
+if [ -z "$LIGHTHOUSE_BASE_URL" ]; then
+  LIGHTHOUSE_PORT=`docker ps -f "name=fixturenet-eth-lighthouse-1-1" --format "{{.Ports}}" | head -1 | cut -d':' -f2 | cut -d'-' -f1`
+  LIGHTHOUSE_BASE_URL="http://localhost:${LIGHTHOUSE_PORT}"
+fi
+
+if [ -z "$GETH_BASE_URL" ]; then
+  GETH_PORT=`docker ps -f "name=fixturenet-eth-geth-1-1" --format "{{.Ports}}" | head -1 | cut -d':' -f2 | cut -d'-' -f1`
+  GETH_BASE_URL="http://localhost:${GETH_PORT}"
+fi
+
+function inc_status() {
+  echo " DONE!"
+  STATUS=$((STATUS + 1))
+  if [ $STATUS -lt ${#STATUSES[@]} ]; then
+    echo -n "Waiting for ${STATUSES[$STATUS]}..."
+  fi
+}
+
+echo -n "Waiting for ${STATUSES[$STATUS]}..."
+while [ $STATUS -lt ${#STATUSES[@]} ]; do
+  sleep 1
+  echo -n "."
+  case $STATUS in
+    0)
+      result=`wget --no-check-certificate --quiet -O - --method POST --header 'Content-Type: application/json' \
+        --body-data '{ "jsonrpc": "2.0", "id": 1, "method": "eth_getBlockByNumber", "params": ["0x3", false] }' $GETH_BASE_URL | jq -r '.result'`
+      if [ ! -z "$result" ] && [ "null" != "$result" ]; then
+        inc_status
+      fi
+      ;;
+    1) 
+      result=`wget --no-check-certificate --quiet -O - "$LIGHTHOUSE_BASE_URL/eth/v2/beacon/blocks/head" | jq -r '.data.message.slot'`
+      if [ ! -z "$result" ] && [ $result -gt 0 ]; then
+        inc_status
+      fi
+      ;;
+    2)
+      result=`wget --no-check-certificate --quiet -O - "$LIGHTHOUSE_BASE_URL/eth/v2/beacon/blocks/head" | jq -r '.version'`
+      if [ ! -z "$result" ] && ([ "$result" == "altair" ] || [ "$result" == "bellatrix" ]); then
+        inc_status
+      fi
+      ;;
+    3)
+      result=`wget --no-check-certificate --quiet -O - "$LIGHTHOUSE_BASE_URL/eth/v2/beacon/blocks/head" | jq -r '.version'`
+      if [ ! -z "$result" ] && [ "$result" == "bellatrix" ]; then
+        inc_status
+      fi
+      ;;
+    4)
+      result=`wget --no-check-certificate --quiet -O - "$LIGHTHOUSE_BASE_URL/eth/v2/beacon/blocks/head" | jq -r '.data.message.body.execution_payload.block_number'`
+      if [ ! -z "$result" ] && [ $result -gt 0 ]; then
+        inc_status
+      fi
+      ;;
+  esac
+done