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Salary of major domestic companies in 05 years

R D Below are the salaries offered by several companies to graduate students who are engaged in R D (both before tax ): Huawei North Research Institute: the monthly salary is 7000, the monthly food subsidy is 300, the transportation subsidy is 500, and the annual prize is about 20 thousand. The annual salary is 0.12 million. Location: Shangdi Information Industry Base, Huawei building. ZTE: With an annual salary of 0.1 million and a monthly salary of more than 6000. However, it is related

Three-layer routing packet forwarding and packet format analysis with single-arm routing

0305 8100 00020x0010:0800 4500 003c 00fd 0000 8001 b65d C0A80x0020:0114 c0a8 0102 0800 255c 0200 2600 61620x0030:6364 6566 6768 696a 6b6c 6d6e 6f70 71720x0040:7374 757600:08:03.487725 IP (Tos 0x0, TTL, id 50979, offset 0, flags [None], Proto ICMP (1), length 60)192.168.1.2 > 192.168.1.20:icmp echo reply, id, seq 9728, length 400x0000:001a 4b8d 0305 0003 7fff fff2 8100 00020x0010:0800 4500 003c c723 0000 40

How to configure IP on a cisco switch

management password into the configuration mode, type command: Switch#config Terminal # into configuration mode Switch (config) # Interface fastethernet 0/1 # Enter specific port configuration mode Switch (config-if) #Switchport port-secruity # Configure port security mode Switch (config-if) switchport port-security Mac-address mac (host's MAC address) # Configure the MAC address of the host to which this port is bound Switch (config-if) no switchport port-security Mac-address

How to pick a notebook

card does not have this ability, these need to use CPU software decoding, then the computer run up more laborious. A lot of laptops under 3500 yuan use integrated graphics, and the most common 2 integrated graphics are: Intel GMA 4500MHD and ATI Mobility Radeon HD3200. The latter performance is superior to the former. More than 3500 yuan notebook computers are basically using a stand-alone graphics card. Take Lenovo and Dell computers for example: Lenovo or Dell laptops, which sell at 3500

Kinect for Windows SDK v2.0 Development Notes (iii) depth frame and IR frame acquisition

(reprint please indicate the source) Using the SDK: Kinect for Windows SDK v2.0 Public Preview I'll tell you this. Acquisition of depth frame and infrared frame acquisition The Kinect's infrared laser device is able to capture the depth and infrared image of the space, because the last example will be very simple. The depth value, Kinect uses a 16-bit unsigned integer to represent the depth frame with a "deep element" (depth elements, extended by the image element), in millimeters. The current

SQL Detailed syntax Introduction--the most basic knowledge of learning a database

W3Schools 2312 Returns the result set in descending order of the company field: SELECT Company, OrderNumber from Orders ORDER BY Company DESC return Result: Company OrderNumber W3Schools 6798 W3Schools 2312 Sega 3412 ABC Shop 5678 Group by Use: Groups The result set, often used with summary functions. Grammar: SELECT column,sum (column) from table GROUP by column Cases: Raw data in the Sales table: Company Amount W3Schools 5500 Ibm

Detailed MAC Address Configuration in vro Configuration

Security ModeSwitch (config-if) switchport port-security mac-address MAC # vro configures the MAC address of the host to which the port is boundSwitch (config-if) no switchport port-security mac-address MAC # Delete the MAC address of the bound host Note: The preceding command sets a port on the vswitch to bind a specific MAC address so that only the host can use the network, if the NIC of the host is changed or another PC wants to use the network via this port, it will not be available unless

Introduction to catalyst vmps: full access to VMPS Technology

Introduction to catalyst vmps: This article introduces VMPS Technology in three modes: VLAN unspecified on the port and VLAN already specified on the port. How can I configure dynamic VLANs and VMPS for CATALYST 4500 series switches? This article takes cisco ios 12.2 (31) SGA as an example. VMPS introduction: VMPS introduces the abbreviation of VLAN Membership Policy Server. as the name suggests, it is a centralized management server that dynamically

Comparison of soft and hard Routers

is not higher than that of soft routers. Cisco uses nat in the pix, which is basically the same as using NAT in its own IOS. Even so, Cisco routers are doing well in resisting Dos attacks, mainly because Cisco's IOS is not only an operating system, but also a routing/security software. This integration method is not only more concise than the software routing products that work on Windows, but also enables fast updates whenever Cisco discovers a new attack method. ■ Price differences The prices

How to use a vswitch to handle a worm attack

hardware at high speed and is suitable for busy high-speed LAN environments. Generally, the Catalyst 4500 and Catalyst 6500 switches deployed on the core and distribution layers support hardware-based Netflow. Therefore, Netflow cannot perform in-depth analysis on data packets, but it has enough information to detect suspicious traffic and is not limited by the "0 day. If properly analyzed and utilized, Netflow records are very suitable for early det

Install l2tp/ipsec vpn in Centos 7

verify Verifying installed system and configuration files Version check and ipsec on-path [OK] Libreswan 3.8 (netkey) on 3.10.0-123.9.3.el7.x86 _ 64 Checking for IPsec support in kernel [OK] NETKEY: Testing XFRM related proc values ICMP default/send_redirects [OK] ICMP default/accept_redirects [OK] XFRM larval drop [OK] Pluto ipsec. conf syntax [OK] Hardware random device [N/A] Checking rp_filter [OK] Checking that pluto is running [OK] Pluto listening for IKE on udp 5

Winmydns DNS Server SETUP

. perform the following tests:1. Run the netstat command to check whether DNS works on UDP port 53.Run the netstat command to check whether port 53 is Enabled: Start-> Run-> cmd.exe and enter netstat-an-p udp as follows:C: \ Documents ents and Settings \ Administrator> netstat-an-P UDPActive connectionsPROTO local address foreign address StateUDP 0.0.0.0: 445 *:*UDP 0.0.0.0: 1434 *:*UDP 0.0.0.0: 3456 *:*UDP 127.0.0.1: 1046 *:*UDP 127.0.0.1: 1047 *:*UDP 127.0.0.1: 1082 *:*UDP 192.168.1.158: 9 *:*

Communication Programming 2-socket of medium difficulty

. acceptsocket ();If the acceptsocket () is successful, a socket type is returned.4. Create a working ChannelNetworkstream NS = new networkstream (s); Establish an NS channel on this socket. Note that ns is of the networkstream type.For the client, you need to use the following:1 tcpclient usage:Tcpclient CLI = new tcpclient (); that is, instantiate a tcpclient called cli. Note that it must be instantiated.2 connect (endpoint, port number );After creating a tcpclient, you need to "bind" the conn

Use a Catalyst Switch to handle worms

by hardware at high speed and is suitable for busy high-speed LAN environments. Generally, the Catalyst 4500 and Catalyst 6500 switches deployed on the core and distribution layers support hardware-based Netflow. Therefore, Netflow cannot perform in-depth analysis on data packets, but it has enough information to detect suspicious traffic and is not limited by the "0 day. If properly analyzed and utilized, Netflow records are very suitable for early

Text processing commands--cut, sort, join

specify a spacer, you can use-K to specify the number of columns.Sort 2 -t:facebook.txtapple::2.5Orange:3.4 Banana:5.5pear:2.3We use the colon as the spacer, and we sort the numbers in ascending order for the second column, and the result is very satisfying.The-F option for 2.7sort-F converts lowercase letters to uppercase for comparison, i.e. ignores caseExtension of the-t and-K options for 2.8sortThe source files are:Cat a 4500The first domain is the company name, the second field is the n

Php code generation for php program _ PHP Tutorial-php Tutorial

follows: $ Str = "$". "age = \" 28 \ "; \ r \ n "; In the above formula, print the variable $ str to get the expected effect. In the code, $ and age must be separated and used with the connection number (.) combine it to get the effect of $ age. the symbol (\ ") indicates a small double quotation mark ("); the end of a php code line must contain a semicolon (;); \ r \ n indicates to press enter to start another line. The above solves the php code start character, end character, code variable

Switch Settings bound to the IP-MAC

, 3550, 4500, and 6500 series switches. solution 2-MAC address-based extended access list Switch (config) mac access-list extended MAC10 # define a MAC address access control list and name the list MAC10 (Reprinted with the source n et130) Switch (config) permit host 0009.6bc4.d4bf any # A host with the MAC address 0009.6bc4.d4bf can access any host Switch (config) permit any host 0009.6bc4.d4bf # define that all hosts can access the host Switch (conf

Network security viewed by HTTP hidden Channels (2)

By carefully observing the intercepted Httptunnel packets, you can see that the first packet that followed the three handshake was a post action that was sent by HTC (client side) to the HTS (server side). As follows: 14:55:39.128908 client.yiming.com.51767 > Server.yiming.com.80:s 3521931836:3521931836 (0) win 8760 (DF) 0x0000 4500 002c d3cc 4000 fb06 53c9 xxxx xxxx E.,.. @... S.. f.# 0x0010 yyyy yyyy ca37 0050 d1ec 6a3c 0000 0000. f.d.7.p. J0x0020 6

Cisco: Prevent ARP attacks between VLANs solution _ Server

0012.3f82.1b22 ip arp inspection filter static-arp VLAN 201 To configure the effect after Dai: Because Dai checks the IP and Mac correspondence in the DHCP snooping binding table, the Man-in-the-middle attack cannot be implemented and the attack tool fails. The following table provides a switch warning for implementing a man-in-the-middle attack: Copy Code code as follows: 3w0d:%sw_dai-4-dhcp_snooping_deny:1 Invalid ARPs (Req) on FA5/16, VLAN 1. ([000b.db1d.6ccd/19

Winmydns DNS server to erect _dns server

forwarding server. After the installation of the test to see Winmydns is not normal work, the following tests: 1. Use the netstat command to see if DNS is working on UDP 53 ports Use the netstat command to check whether Port 53 is open: Start-> run->cmd.exe and then enter Netstat-an-p UDP as follows: C:\Documents and Settings\administrator>netstat-an-p UDP Active connections Proto Local Address Foreign UDP 0.0.0.0:445 *:* UDP 0.0.0.0:1434 *:* UDP 0.0.0.0:3456 *:* UDP 127.0.0.1:1046 *:* UDP 127.

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