Problem description:
1. received a call from O M colleagues, said that the execution of the stored procedure on database a error: ORA-3113 communication channel file end also reported this error, the stored procedure is to access database B through link;
2. There are three tables in the remote database in the stored procedure, one of which is in the SELECT statement and hung. No error is reported;
3. query the table in database B and report the ORA-03106: Fatal
Effect
First look at the effect of the basic logic is two people through the Silverlight end, the use of TCP protocol to the server to continuously transfer video, the server received video, will detect the video is sent to who, and then callback to a client to receive and display the video.
Realize
Service contract definition for duplex
[ServiceContract (callbackcontract=typeof
(ichatservicecallback))] public
interface Ichatservice
{
Option explicit dim S1 $, S2 $ private sub commandementclick () dim I as double, J as double dim dblcurrentmoney as double dim dbltotalmoney as double dim dblgetmoney as double dim intcount as integer DO dblcurrentmoney = dblcurrentmoney +
How does the application work?The chathost accepts connections from all Silverlight clients. Silverlight calla login method on the chathost and the chathost holds a list Of all connected clients.
When a Silverlight clients sends a message to the
We all know the essential differences between IPv6 and IPv4 protocol networks. So what are the differences between the two in the two-way session communication process? The following describes the content in detail. The NAT-PT can only be used for
# Include # include # include # include # include # include # include # include # define length 3 # define rate 8000 # define size 8 # define Channels 1 unsigned char buf [length * rate * size * channels/8]; int main () { int
This class library mainly includes: serialbean. java (interface with other applications), serialbuffer. java (used to save the buffer for data received from the serial port), readserial. java (the program that reads data from the serial port ). In
In our daily work, often use WPS to edit the document, and print the document, but in the printing, often have to pay special attention to typesetting, format, etc., otherwise it is not very tasteful.
WPS Office
Usually when we print a
FinePrint is a professional print enhancement software that enables double-sided printing of Word2003 documents using FinePrint. After you complete the installation of FinePrint, you will add a printer named FinePrint and prompt the user to set
When you print a Word document, to save paper, you often have to print two pages on the A4 paper side, and then make a book after printing it on both sides. According to Word with the double-sided printing function, print out the page number will be
This topic describes how to recover the common status of the POS port of a vswitch. Many problems may occur during contact and recovery of the POS port of the vswitch. How to solve these problems has become necessary for everyone, the following describes how to check the connection settings, restore the physical status of the POS port of the switch, and configure the duplex mode to ensure the coordination of the data port mode matching.
Check the conn
exchange notifications about their respective transmission capabilities. Slave allows the Peer to know the transmission capability of the source end. When the secondary node is switched, the two sites use the following best method to detect the two sites based on their priorities from high to low. 1000BASE-T full duplex 1000BASE-T100BASE-T2 full duplex 100BASE-TX full
, it does not contain the data processing method. For example, the most notable feature is: RS232 use3-15v effective level, and the UART, because there is no regulation of the electrical characteristics, so the direct use of the CPU level, is the so-called TTL level (possibly between 0~3.3v). More specifically, the electrical characteristics also determine the connection mode of the line, such as RS232, the provision of electricity flat representation of data, so the line is a single line, with
-zero
MLS QoS
Class-map Match-all user1-up
Match Access-group 10
Class-map Match-all User1-down
Match Access-group 100
Policy-map user1-up
Class user1-up
Police 800000 800000 exceed-action drop
Trust DSCP
Spanning-tree Extend System-id
Interface FASTETHERNET0/1
No IP address
Duplex full
Speed 100
Interface FASTETHERNET0/2
No IP address
Duplex full
Speed 100
Interface FASTETHERNET0/3
No IP address
./Speakerphone-{[Speakerphone] [Headset] [carkit]}-Bitmapped number between 0-7 specifying speakerphone, headset carkit mode./Itooltips state-Enables or disables tooltips, where state is 'on' or 'off './U0 SerialPort/U1 SerialPort/U2 SerialPort-Maps guest serial ports 0-2 to Windows serial ports./VFP-Vector floating point coprocessor true or false. Default is fal
the correct IP address for the wireless environment.
Reason: The switch that hosts these service connections is not properly configured. Perhaps there is no communication within the company to configure which ports to support the new service.
Workaround: Test to verify which VLAN the port supports. If conditions permit, use a VLAN tag to generate a business for a particular VLAN, and check to see if the VLAN is configured on this port. Determine which ports the VLAN is configured on by checki
Trunk Protocol (VTP ).Optional st6500> (enable) set vtp mode transparentVTP domain modified! -- Adding VLAN 2. VLAN 1 already exists by default.Listen st6500> (enable) set vlan 2VLAN 2 configuration successful! -- Adding port 3/4 to VLAN 2. Port 3/3 is already in VLAN 1 by default.Listen st6500> (enable) set vlan 2 3/4VLAN 2 modified.VLAN 1 modified.VLAN Mod/Ports---------------------------2 3/4! -- Set the port speed and duplex at 100 and full. One!
Solution to the error "err-disable" on the switch port
Instance:
We pulled an MSTP line from the customer's IDC room. After connecting to the Cisco 3750x, the port lights will not light up, and the port will not light up after it is changed, the error "err-disable" is reported because the client has a loop.
Fault symptom:
Line failure, physical indicator light is not on, some will be displayed in Orange (different platform indicator light status)
Solution:
Cancel loop and restart the port
Troubl
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