PDF《开始使用前》

1 Port Packet Over SONET OC-48c/STM-16 in Slot: 1Type exit to end this sessionPress RETURN to get started!LC-Slot1>

enableLC-Slot1#show controllers tofab queuesCarve information for ToFab buffersSDRAM size:

268435456 bytes, address: 30000000, carve base:

30019100268332800 bytes carve size,

4 SDRAM bank(s),

16384 bytes SDRAMpagesize,

2 carve(s) max buffer data size

4544 bytes, min buffer data size

80 bytes 262140/262140 buffers specified/carved 240637152/240637152 bytes sum buffer sizes specified/carved Qnum Head Tail #Qelem LenThresh

4 non-IPC free queues: 115254/115254 (buffers specified/carved), 43.96%,

80 byte data size

1 201

115454 115254

262143 81202/81202 (buffers specified/carved), 30.97%,

608 byte data size

2 115455

196656 81202

262143 41910/41910 (buffers specified/carved), 15.98%,

1568 byte data size

3 196657

238566 41910

262143 23574/23574 (buffers specified/carved), 8.99%,

4544 byte data size

4 238567

262140 23574

262143 IPC Queue: 200/200 (buffers specified/carved), 0.7%,

4112 byte data size

30 131

130 200

262143 Raw Queue:

31 0

0 0

65535 ToFab Queues: Dest Slot

0 0

0 0

262143 1

0 0

0 262143

2 0

0 0

262143 3

0 0

0 262143

4 0

0 0

262143 5

0 0

0 262143

6 0

0 0

262143 7

0 0

0 262143

8 0

0 0

262143 9

0 0

0 262143

10 0

0 0

262143 11

0 0

0 262143

12 0

0 0

262143 13

0 0

0 262143

14 0

0 0

262143 15

0 0

0 262143 Multicast

0 0

0 262143 您能看到有两个雕刻,因为此线卡是正在运行的,并且有四个池:80, 608, 1568和4544. 现在请更改在属于此线卡的一个接口的MTU : Router(config)#interface pos1/0Router(config-if)#mtu ? MTU size in bytesRouter(config-if)#mtu

2000 现在请连接对LC并且检查什么更改: LC-Slot1#show control tofab queueCarve information for ToFab buffers SDRAM size:

268435456 bytes, address: 30000000, carve base:

30019100 268332800 bytes carve size,

4 SDRAM bank(s),

16384 bytes SDRAMpagesize,

3 carve(s) max buffer data size

4112 bytes, min buffer data size

80 bytes 262142/262142 buffers specified/carved 247054400/247054400 bytes sum buffer sizes specified/carved Qnum Head Tail #Qelem LenThresh

4 non-IPC free queues: 91680/91680 (buffers specified/carved), 34.97%,

80 byte data size

1 202

201 91680

262143 65485/65485 (buffers specified/carved), 24.98%,

608 byte data size

2 91884

91883 65485

262143 49769/49769 (buffers specified/carved), 18.98%,

1568 byte data size

3 157366

207134 49769

262143 55008/55008 (buffers specified/carved), 20.98%,

2048 byte data size

4 207135

262142 55008

262143 IPC Queue: 200/200 (buffers specified/carved), 0.7%,

4112 byte data size

30 118

117 200

262143 Raw Queue:

31 206

205 0

65535 ToFab Queues: Dest Slot

0 0

0 0

262143 1

0 0

0 262143

2 0

0 0

262143 3

0 0

0 262143

4 0

0 0

262143 5

0 0

0 262143

6 0

0 0

262143 7

206 205

0 262143

8 0

0 0

262143 9

0 0

0 262143

10 0

0 0

262143 11

0 0

0 262143

12 0

0 0

262143 13

0 0

0 262143

14 0

0 0

262143 15

0 0

0 262143 Multicast

0 0

0 262143 当前有三个雕刻,并且非IPC队列的最大缓冲区空间是2048个字节而不是4544. Frfab队列保持不可更改: LC-Slot1#show controllers frfab queues Carve information for FrFab buffers SDRAM size:

268435456 bytes, address: 20000000, carve base: 2039D100