IPv6 on cisco routers

It has been a while since I did routing and switching lab, lots of focus and energy has been put on learning security, security is exciting and huge...in fact more exciting than routing and switch lol. However at the moment networking is still my core skill to earn a living hence I got to keep … Continue reading IPv6 on cisco routers →

Tshoot: A network was not shown in OSPFv3 routing table

Reference topology Refer to IPv6 Layer 3 topology. Reference explanation. While I was doing IPv6 redistribution from ripng to OSPFv3, I found that OSPFv3 routing table did not include the 2026::2:/122 network which is in the RIPng domain between DSW1 and R4. DSW1 however has all the RIPng external routes but cannot ping to 2026::1:/122 … Continue reading Tshoot: A network was not shown in OSPFv3 routing table →

Enabling IPv6 on Cat3560

Default SDM template in Cat3560 Switch#sh sdm prefer The current template is "desktop default" template. The selected template optimizes the resources in the switch to support this level of features for 8 routed interfaces and 1024 VLANs. number of unicast mac addresses: 6K number of IPv4 IGMP groups + multicast routes: 1K number of IPv4 … Continue reading Enabling IPv6 on Cat3560 →

IPv6: Multicast address, global unicast (link local scope), link local address and Static route configuration.

I have difficulty getting used to IPv6, however sooner or later the world of the internet will adopt this change so I would get used to it and practise and practise and more practise. For the addressing I am using a global unicast address which is 2xxx/4 or 3xxx/4. For global unicast, the first 3 … Continue reading IPv6: Multicast address, global unicast (link local scope), link local address and Static route configuration. →