midspan switch

Now, we are accustomed to using shortcut keys to switch input method. However, the user found that their own input method can not switch. So, what's not going to happen? Next, small compilation of input method can not switch the solution. Input method can not switch how to solve In general, resulting in "CRTL"

Two-layer switch refers to only the second layer of OSI (data Link Layer) Exchange technology of the switch, the development of two-tier exchange technology is more mature, the two-tier switch is a data link layer equipment, can identify the data packet MAC address information, based on the MAC address forwarding, and record these MAC addresses with the correspon

Problem:Break plays a role in the loop flow control of the for loop, while loop, and stops execution of the statement after the break, jumps out of the loop, and jumps out of the loop control body;In the switch condition selection, there is no circular control, what is the role of the break? Solution:1. The execution flow of the switch statement is:The value of the expression in the parentheses after the

physical network and geographical location. A virtual workgroup can contain departments and workgroups in different locations, without having to physically reconfigure any ports to actually implement network users regardless of their physical location. The virtual network technology divides the traditional broadcast domain into each independent sub broadcast domain, restricts the broadcast to the virtual workgroup, because of the reduction of broadcast domain, the proportion of broadcast packet

The use of the SNMP protocol in switches I'm sure you're not unfamiliar, so let's go over 5 basic switch SNMP configuration commands in detail. The completion of the switch SNMP configuration commands is a common problem, how to complete the switch SNMP configuration commands, it also has any related password and so on, all will be comprehensively solved in this

To realize the mutual exchange between different VLAN and different network segment, it is necessary to use the VTP technology of the switch, the application of the switch VTP technology can reduce the management of the VLAN by the network administrator, and make the network administrator easy to add, remove and adjust the VLAN in the network and maintain the unity of VLAN programming. Set core

What exactly is trunk? What are the advantages of using the trunk function to us in the application? And how to switch trunk configuration in a specific switch product, let's take a look at these areas of knowledge. In the performance parameters of the two-tier switch. often mentions an important metric: TRUNK, many of the two-tier

The last article on how to use LoadRunner monitor Linux performance indicators, but the CPU on a few indicators are not clear, the following detailed said. CPU Utilization good understanding, that is, CPU utilization, more than 75% is higher (also has the argument is 80% or higher). In addition to this indicator, but also in combination with the load average and context Switch rate, it is possible that the high CPU is due to the latter two high indic

the cache entries of the old a address space will affect the translation of the address space of the B process, so when the process switches, the TLB operation is required to clear the effects of the old process. We have one by one discussions below.2, absolutely no problem, but poor performance of the programWhen the system has a process switch, from process A to process B, which causes the address space to swit