3Com 3C63311 Reference Guide - Page 97

Configuring the CTX 85 Configuring the CTX CTX configuration involves managing buffers and managing shapers. To display the CTX Menu, follow these steps: 1 From the Configuration Management menu, in Figure 50, select [1] Manage Card to display the List Card menu, shown earlier in Figure 51. 2 Select [2] CTX to display the CTX menu, shown in Figure 54. Figure 54 CTX Menu From the CTX menu, you access the submenus and screens from which you perform buffer and shaper configuration, as described in the following subsections. Configuring CTX Shapers The PathBuilder S330/S310 supports ten peak rate shapers. The shapers are separated into ten virtual queue-trunks: n 4 for the group 1 IMA WAN interface: n Trunk bulk n medium n low1 n low2 n 2 for the AAL5 SAR (Ethernet and V.35/RS-449 packet) n SAR output n SAR input CAUTION: The default configuration is optimized for performance. n 4 for the OC3/STM-1 interface: n OC3/STM-1 bulk (MMF or SMF) n OC3/STM-1 queue 1 n OC3/STM-1 queue 2 n OC3/STM-1 queue 3 n OC3/STM-1 queue 4