How to Use the Ping Command to Test Your Network
*/ # define MAX_DUP_CHK (8 * 128) int mx_dup_ck = MAX_DUP_CHK; char rcvd_tbl[MAX_DUP_CHK / 8]; struct sockaddr_in whereto; /* who to ping */ int datalen = DEFDATALEN; int maxpayload; int s; /* socket file descriptor */ u_char outpackhdr[IP_MAXPACKET], *outpack; char BBELL = '\a'; /* characters written for MISSED and AUDIBLE */ char BSPACE = '\b The Law Offices of Ping C. Shen conveniently serves clients in Pasadena, California handling immigration, commercial litigation, personal injury, and criminal defense work. The law firm provides services in China as well. Attorney Ping C. Shen has been practicing law since 1995. He is admitted to practice by the California State Bar. Do not allow ping to change source address of probes. The address is bound to one selected when ping starts. -c count Stop after sending count ECHO_REQUEST packets. With deadline option, ping waits for count ECHO_REPLY packets, until the timeout expires. -d Set the SO_DEBUG option on the socket being used. The default behavior of ping is to keep sending packets until interrupted by the user. However, if you want, you can force ping to stop executing after sending a set number of packets. This you can do using the -c command line option. For example, the following command will send 3 packets and then stop. ping -c 3 howtoforge.com Q5. 「Ping値」を測定できるおすすめのサイトやアプリを紹介し、速度の目安や改善方法についても詳しく解説します！オンラインゲームなどネットの利用方法によって「Ping値」は非常に重要になるので、サイトやアプリで「Ping値」を測定し、スピードが遅ければ、ルーター変更やプロバイダの The z/OS Communications Server PING command sends an echo request to a foreign node (remote host) to determine whether the node is accessible. When a response to a PING command is received, the elapsed time is displayed. The time does not include the time spent communicating between the user and the TCP/IP address space. Ping Specific Port using nc. In order to ping a specific port number, execute the “nc” command with the “v” option for “verbose”, “z” for “scanning” and specify the host as well as the port to be pinged. You can also specify a domain name instead of an IP address followed by the port that you want to ping.
Do not allow ping to change source address of probes. The address is bound to one selected when ping starts. -c count Stop after sending count ECHO_REQUEST packets. With deadline option, ping waits for count ECHO_REPLY packets, until the timeout expires. -d Set the SO_DEBUG option on the socket being used.
Using the Ping command
Ping Command (Examples, Options, Switches, and More)
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