A trunk is a connection between switches where multiple VLAN's pass.

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HP Procurve 1800 Switch-to-Switch Trunks and LACP (and VLANs too!)

I am considering connecting two (and possibly three) HP Procurve 1800 switches together with trunks or with LACP. I can't find any substantial answer to my questions via Google or here. I did find ...
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3answers
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What happens when a consumer switch receives a VLAN-tagged Ethernet frame?

Suppose you connect a trunk port from a VLAN capable network switch to a (VLAN incapable) consumer-grade network switch via a direct cable. Now the former switch send the later switch a 802.1Q-tagged ...
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3answers
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Cisco and Linux and Vlans

I appear to have some fundamental misunderstanding of how VLANs work on Linux, and I'm hoping the good people here can educate me. Cast: One Cisco 3560, one VLAN, and one Linux box [1]. Cisco ...
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1answer
203 views

Trunk port wont accept the Printer vlan

I have three switches daisy-chained together and I have a printer vlan serviced with a print server off the core (1st) switch. the middle switch trunk port will not accept the printer vlan. I issue ...
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1answer
539 views

VLAN Trunk (Dell 6248 & SMC 8748M)

I have managed to make my VLAN work on both switches : Computer #1 from Dell Switch port #20 (VLAN #2) can ping Computer #2 from SMC Switch port #21 (VLAN #2) What I need to do is : Laptop on ...
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1answer
993 views

Cicso ASA 5505 with 2 trunk interfaces

(Updated with config, see bottom). I've a question regarding the ability of a Cisco ASA 5505 to handle two trunked interfaces when sitting between two switches. I've gone to the trouble of drawing a ...
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2answers
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Best practice to trunk two GB switches?

I already read some similar questions but I still have no clue on how to do it the right way. I have a D-Link DGS-1248T 48 port GB-switch with 4 mini GBIC ports and I want to connect it to another ...
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1answer
2k views

How to change root directory of a SVN repository to trunk without moving all files?

Ok, here is my issue. I created a repository long time ago when I was not familiar with administrating a subversion server. I knew that it would be a good idea to have a "trunk" folder to work in. So ...
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3answers
13k views

How to setup dual-wan trunking but keep one as main… (Weighted round robin, Least load first, spillover)

I'm working on setting up a zywall USG-100 firewall. I can get everything to work but now I'm trying to get the 2 wans to work correctly. They both work individually but I'm having trouble with the ...
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1answer
1k views

Trixbox won't accept incoming calls on IAX trunk

any trixbox/asterisk experts out there? I have a trixbox installation that refuses to accept incoming calls via IAX2 from a certain VoIP provider. Initially, I thought it was a firewall problem but I ...
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2answers
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How do VLANs work?

What are VLANs? What problems do they solve? I'm helping a friend learn basic networking, as he's just become the sole sysadmin at a small company. I've been pointing him at various questions/answers ...
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votes
1answer
189 views

Network topology, clearing congestion

Our networking components consist of (3) x D-Link DGS 1248T Switches, and a router. We have 4-5 servers running as VMWare Host, HTTPD, and Storage. The clients on the network are connected to the ...
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2answers
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VLANs through a trunk between Dell Powerconnect 6248 and 2848?

I have a Powerconnect 6248 connected to a 2848 and I am trying to get VLANS working on the 2848. VLANS work and receive DHCP addresses, traffic routes correctly and DNS works on the 6248. The DHCP, ...
3
votes
2answers
545 views

Planning trunk capacity for multiple GbE switches [duplicate]

Without measuring throughput (it's at the top of the list; this is just theoretical), I want to know the most standard method for trunking VLANs on multiple Gigabit (GbE) switches to a core Layer 3 ...
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1answer
199 views

What is SIP trunking?

Can someone explain to me in plain English what SIP trunking is, please? I've read about it on Google, but I don't really grasp it yet. Does it allow a VoIP call to be placed outside of the LAN? So ...
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2answers
698 views

Netgear FS726TP Internal VLAN

I have some Netgear FS726TP switches that are tied to a core switch using VLAN trunking. I have the switch split up so that certain ports are on certain VLANs, but we also have an "administrative" ...