All:  For post-paid Vodafone UK, has anyone successfully made the connection work without having to manually specific a non-0 profile? I wasn't expecting this problem to creep up in the UK; maybe in some exotic carrier elsewhere. All the US and AU ca...

All: Per my other post on this matter:   Can someone from Cisco IE4000/5000 engineering team please confirm: PTP traffic generated by the NTP-to-PTP gateway feature sets the Muticast IP packets TTL value to 1, preventing packets from being Layer3 swi...

All:    My clients secure their different PLC environments with VLAN Segmentation    PTP can only operate on a single VLAN, normally the untagged native VLAN on a trunk.    PTP operates by clients joining a multicast group, correct?     So if PTP is ...

All: As of some version of 18.x. (18.3.5, 18.4.302.), tcpdump started being run with the -p flag. This definitely wasn't the case on 17.2.8 or 16.2.10. That basically makes it useless for 90% of WAN troubleshooting scenarios. Is this a mistake that g...

Quick follow-up to my other thread: Does the IEEE / 802.x standard for 10GB-LR and 10GB-SR (802.3ae 2002-06 10 Gigabit Ethernet over fiber; 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-SW, 10GBASE-LW, 10GBASE-EW)  enforce that auto-negotiation must be...