Category Archives: Routing and Switching

JUNOS 15.1R6.7 upgraded successfully.

lab@J01> …/files/Juniper/jinstall-15.1R6.7-domestic-signed.tgz” reboot /var/tmp/incoming-package.5343 919 MB 9 MBps Package contains jinstall-15.1R6.7-domestic-signed.tgz ; renaming … NOTICE: Validating configuration against jinstall-15.1R6.7-domestic-signed.tgz. NOTICE: Use the ‘no-validate’ option to skip this if desired. Checking compatibility with configuration Initializing… Using jbase-13.3R1.6 veriexec: accepting signer: PackageDevelopmentEc_2014 … Continue reading

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Creating Serial Console Access in VMware ESXi v5.5

Creating Serial Console Access in VMware ESXi v5.5 1. Power off the VM. 2. Right-click the VM and configure the virtual serial port settings. 2.1 Choose Edit Settings > Add. 2.2 Choose Device Type > Serial port, and Next. 2.3 … Continue reading

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IPv6 automatic 6to4 Tunneling

# IPv6 automatic 6to4 Tunneling # TOPOLOGY # R1 is IPv4 only backbone, R2, R3 and R4 are all connected to R1 over Frame-Relay circuits # Reference 1. IPv6 over IPv4 Tunneling, http://packetlife.net/blog/2010/mar/15/6to4-ipv6-tunneling/ 2. IPv4 to IPv6 Conversion, https://www.ultratools.com/tools/ipv4toipv6   1. … Continue reading

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OSPF over Frame-Relay, configure OSPF over Frame-Relay point-to-point PVC

# OSPF over Frame-Relay, http://gns3vault.com/Frame-Relay/ospf-over-frame-relay.html # TOPOLOGY # There’re three routers connected to Frame-Relay cloud # R14 is HUB, R15 and R16 are SPOKEN # Objectives # Configure OSPF over Frame-Relay point-to-point PVC 1. Create loopbacks on all routers: R14: 172.28.0.14/32 … Continue reading

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OSPF over Frame-Relay, Configure the OSPF network type on all routers to “Point-to-Multipoint non-broadcast”, ensure you still have full connectivity.

# OSPF over Frame-Relay, http://gns3vault.com/Frame-Relay/ospf-over-frame-relay.html # TOPOLOGY # There’re three routers connected to Frame-Relay cloud # R11 is HUB, R12 and R13 are SPOKEN # Objectives # Configure the OSPF network type on all routers to “Point-to-Multipoint non-broadcast”, ensure you still … Continue reading

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OSPF over Frame-Relay, Configure the OSPF network type on all routers to “Non-Broadcast”, ensure you still have full connectivity.

# OSPF over Frame-Relay, http://gns3vault.com/Frame-Relay/ospf-over-frame-relay.html # TOPOLOGY # There’re three routers connected to Frame-Relay cloud # R7 is HUB, R8 and R9 are SPOKEN # Objectives # Configure the OSPF network type on all routers to “Non-Broadcast”, ensure you still have … Continue reading

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OSPF over Frame-Relay, Configure the OSPF network type on all routers to “Broadcast”, ensure you have full connectivity to all subnets.

# OSPF over Frame-Relay, http://gns3vault.com/Frame-Relay/ospf-over-frame-relay.html # TOPOLOGY # There’re three routers connected to Frame-Relay cloud # R4 is HUB, R5 and R6 are SPOKEN # Objectives # Configure the OSPF network type on all routers to “Broadcast”, ensure you have full … Continue reading

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