Erik_Auerswald
Contributor II
since ‎09-07-2021
‎09-05-2022

User Statistics

  • 657 Posts
  • 3 Solutions
  • 12 Kudos given
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User Activity

Hi, I have noticed a problem regarding IP multicast, IGMP and VXLAN on EXOS: IGMP packets are not forwarded when they enter the switch via VXLAN VTEP. All other tested multicast packets (VRRP, OSPF, custom UDP traffic for both the local network cont...
Hi, I have recently seen an old Enterasys C2 switch logging the message: UPN[113003896]: broad_etsys_policy.c(1052) 52007 %% portVlan 0, ppid 7, uvlan 0 upid 0 Does anyone know what this actually means? The switch is really old, but perhaps someone...
Hi, recently I have seen some Apple devices triggering the HostDos icmpSize check (set to the default size limit of 1024) on an S-Series: Event(Notice) for - HostDoS[6] Attack ( icmpSize ) detected on vlan.0. InPort() LEN(1398) DA() SA() C-TAG(810...
Hi all, what happens if an S-Series switch receives tagged a RSTP BPDU on a port? Standard conforming spanning tree BPDUs are never tagged with a VLAN ID, but some devices add a .1Q tag with VLAN ID to otherwise standard BPDUs (e.g. Alcatel 1x1 mod...
Hi, if dynamic VLAN assignment is used together with MAC authentication, so called silent devices pose a problem. A silent device in this context is any end system that does not regularly send data. This results in both the MAC address and authenti...
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