Difference between GBIC and SFP [closed]

It’s difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 9 years ago. What is the difference between GBIC, SFP, SFP+? … Read more

D-Link DES-1210/28P VLAN Configuration [closed]

Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 2 years ago. Improve this question Hi i have the below requirement to be configured on DES-1210-28P Create 4 VLANS VLAN 296 VLAN 2910 VLAN 101 VLAN 102 Configure … Read more

Linux OS with GUI based multiple vlan support [closed]

As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for … Read more

link aggregation in esxi5 + aggregation on the switch + freebsd9 = an aggregated link that do not work

i have a 6 port intel server nic. under the settings on ESXi5, i aggregated 4 of the ports. i have ZFSGuru running on the VM, which is based off of FreeBSD 9, iirc. this VM has two interfaces, an e1000/em0 and a vxmnet2/vxn0. initially, i did not set link aggregation on my switch, which … Read more

How to place KVM VMs on several hosts in the same network, with one of the VMs as the DHCP server

I have a KVM host running on Centos. I have 3 Virtual machines installed on this host. Host is connected to a Nexus (Cisco). Virtual machine is able to get Internet. Everything is working fine. Now I need to make one of the Virtual machine as a DHCP server for Virtual machines which are running … Read more

Do you need STP on ProCurve trunks?

We have 3 switches – a Core Switch, and 2 downstream switches. Each downstream switch has a 3 cable Trunk direct to the core switch. However – when we disconnected one cable in that trunk group (still leaving 2 physical links in that trunk group online) we lost all connectivity from that switch to the … Read more

Untangle running on ESXi sending tagged VLAN to Cisco switch not working

basically here is my setup: [Host A] = A hypervisor running ESXi 5.0 [Switch A] = A Cisco 2960-S Series 48 port switch [Switch B] = A Cisco 2960-S Series 48 port switch [P-Router] = A physical Cisco 1941 router [V-Router1] = A virtual Untangle 10 router [V-Router2] = A virtual Untangle 10 router [P-Router] … Read more

Allow specific SIP connection FreePBX

Hey I am using FreePBX with firmware: 5.211.65-14 and service pack On this asterisk server I have everything up and running, but inbound phone calls might be rejected: WARNING[56522][C-00000ba4]: Ext. s:6 @ from-sip-external: “Rejecting unknown SIP connection from xxx.xx.x.xx I talked to my service provider and they said this happens because they use a … Read more