Fibre Channel Switch setup
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I. FC Switch configuration (Ex: Brocade )
- Open up a HyperTerminal
- Login as admin
- Enter password for password
- Type in configure
- Configure entire switch
- Type in Help
- List commands possible
- Type ipAddrSet
- Enter the Ethernet IP address
- Get from Tom York
- Enter the common SubNet Mask
- 255.255.252.0
- Hit enter twice after SubNet Mask
- Use default values
- Enter the gateway number, which is the same throughout the lab
- 147.145.175.254
- When ask to set respond by entering <y>
- Now type ipAddrShow
- Make sure the ip address held
- Now reboot
- This will take several minutes
II. Enable the Switches
- Connect to the internet
- Enter the address http:// ip address of the switch
- Now click on zone admin
- Enter admin for user name
- And enter password for password
- For zone selection select switch/port level zoning
- And click <ok>
- Click port zone tab
- Click create zone
- Name zone
- Go to switch port, domain and select ports 0 through 7
- Click add mem =>
- Create another zone
- Select ports 8 through 15
- Now select port config tab
- Highlight both new zone add them
- Under file zones
- Add mem =>
- Click enable config and then apply and okay
- All located on bottom of screen
Switch Initialization:
· At the Power ON, boot PROM diagnostics :
Ø Verify CPU DRAM Memory.
Ø Initialize base Fabric Operating System (FOS).
· The Initialized FOS does the following:
Ø Execute Power-On Self Test (POST) on switch.
Ø Initialize ASICs & Front panel.
Ø Initialize link for all ports (put online).
Ø Explore the Fabric and determine the Principal Switch.
Ø Assign Addresses to Ports.
Ø Build Unicast routing table.
Ø Enable N-Port operations.
Fabric Port Initialization Process: (From Switch Prospective)
Transition 1: At the beginning, verify if anything is plugged to Switch Port.
Transition 2: At FL-Port, Is there any Loop connections present in the Switch.
Transition 3: At G-Port, Verifying if any other (switch or Hubs) devices connected.
Transition 4: After G-Port, Verifying if Switch or Point-to-Point devices connected.
Communication Protocols:
- Fabric Devices typically
Ø FLOGI à PLOGI to Name Server à SCR to Fabric Controller à Register & Query [using FC Common Transport (FC_CT) Protocol] à LOGON.
- Loop Devices typically
Ø PRIVATE NL: LIP (PLOGI & PRLI will enable private storage devices that accept PRLI & thus “appear” Fabric capable)
Ø PUBLIC NL: LIP à FLOGI à PLOGI à SCR à Register & Query à LOGO & then PLOGI à & Communicate with other end nodes in the fabric.
Ø LIP Process include: LIP, LISM, LIFA, LIPA, LIHA, LISA and LIRP & LILP.
Nice information. can you write a blog about what happens when we connect two fabrics ? This question was asked in Cisco Interview.. and what we call that term connecting two fabrics ?
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